/*
 *  linux/drivers/video/smtc2d.h -- Silicon Motion SM501 and SM7xx 2D drawing engine functions.
 *
 *      Copyright (C) 2006 Silicon Motion Technology Corp.
 *      Ge Wang, gewang@siliconmotion.com
 *
 *  This file is subject to the terms and conditions of the GNU General Public
 *  License. See the file COPYING in the main directory of this archive for
 *  more details.
 */

#ifndef NULL
#define NULL    0
#endif


#define RGB(r, g, b) ((unsigned long)(((r) << 16) | ((g) << 8) | (b)))

// Transparent info definition
typedef struct
{
    unsigned long match;    // Matching pixel is OPAQUE/TRANSPARENT
	unsigned long select;   // Transparency controlled by SOURCE/DESTINATION
	unsigned long control;  // ENABLE/DISABLE transparency
	unsigned long color;    // Transparent color
} Transparent, *pTransparent;

#define PIXEL_DEPTH_1_BP		0		// 1 bit per pixel
#define PIXEL_DEPTH_8_BPP		1		// 8 bits per pixel
#define PIXEL_DEPTH_16_BPP		2		// 16 bits per pixel
#define PIXEL_DEPTH_32_BPP		3		// 32 bits per pixel
#define PIXEL_DEPTH_YUV422		8		// 16 bits per pixel YUV422
#define PIXEL_DEPTH_YUV420		9		// 16 bits per pixel YUV420

#define PATTERN_WIDTH           8
#define PATTERN_HEIGHT          8

#define	TOP_TO_BOTTOM			0
#define	BOTTOM_TO_TOP			1
#define RIGHT_TO_LEFT			BOTTOM_TO_TOP
#define LEFT_TO_RIGHT			TOP_TO_BOTTOM

// Constants used in Transparent structure
#define MATCH_OPAQUE            0x00000000
#define MATCH_TRANSPARENT       0x00000400
#define SOURCE                  0x00000000
#define DESTINATION             0x00000200

// 2D registers.

#define DE_SOURCE                                       0x000000
#define DE_SOURCE_WRAP                                  31:31
#define DE_SOURCE_WRAP_DISABLE                          0
#define DE_SOURCE_WRAP_ENABLE                           1
#define DE_SOURCE_X_K1                                  29:16
#define DE_SOURCE_Y_K2                                  15:0

#define DE_DESTINATION                                  0x000004
#define DE_DESTINATION_WRAP                             31:31
#define DE_DESTINATION_WRAP_DISABLE                     0
#define DE_DESTINATION_WRAP_ENABLE                      1
#define DE_DESTINATION_X                                28:16
#define DE_DESTINATION_Y                                15:0

#define DE_DIMENSION                                    0x000008
#define DE_DIMENSION_X                                  28:16
#define DE_DIMENSION_Y_ET                               15:0

#define DE_CONTROL                                      0x00000C
#define DE_CONTROL_STATUS                               31:31
#define DE_CONTROL_STATUS_STOP                          0
#define DE_CONTROL_STATUS_START                         1
#define DE_CONTROL_PATTERN                              30:30
#define DE_CONTROL_PATTERN_MONO                         0
#define DE_CONTROL_PATTERN_COLOR                        1
#define DE_CONTROL_UPDATE_DESTINATION_X                 29:29
#define DE_CONTROL_UPDATE_DESTINATION_X_DISABLE         0
#define DE_CONTROL_UPDATE_DESTINATION_X_ENABLE          1
#define DE_CONTROL_QUICK_START                          28:28
#define DE_CONTROL_QUICK_START_DISABLE                  0
#define DE_CONTROL_QUICK_START_ENABLE                   1
#define DE_CONTROL_DIRECTION                            27:27
#define DE_CONTROL_DIRECTION_LEFT_TO_RIGHT              0
#define DE_CONTROL_DIRECTION_RIGHT_TO_LEFT              1
#define DE_CONTROL_MAJOR                                26:26
#define DE_CONTROL_MAJOR_X                              0
#define DE_CONTROL_MAJOR_Y                              1
#define DE_CONTROL_STEP_X                               25:25
#define DE_CONTROL_STEP_X_POSITIVE                      1
#define DE_CONTROL_STEP_X_NEGATIVE                      0
#define DE_CONTROL_STEP_Y                               24:24
#define DE_CONTROL_STEP_Y_POSITIVE                      1
#define DE_CONTROL_STEP_Y_NEGATIVE                      0
#define DE_CONTROL_STRETCH                              23:23
#define DE_CONTROL_STRETCH_DISABLE                      0
#define DE_CONTROL_STRETCH_ENABLE                       1
#define DE_CONTROL_HOST                                 22:22
#define DE_CONTROL_HOST_COLOR                           0
#define DE_CONTROL_HOST_MONO                            1
#define DE_CONTROL_LAST_PIXEL                           21:21
#define DE_CONTROL_LAST_PIXEL_OFF                       0
#define DE_CONTROL_LAST_PIXEL_ON                        1
#define DE_CONTROL_COMMAND                              20:16
#define DE_CONTROL_COMMAND_BITBLT                       0
#define DE_CONTROL_COMMAND_RECTANGLE_FILL               1
#define DE_CONTROL_COMMAND_DE_TILE                      2
#define DE_CONTROL_COMMAND_TRAPEZOID_FILL               3
#define DE_CONTROL_COMMAND_ALPHA_BLEND                  4
#define DE_CONTROL_COMMAND_RLE_STRIP                    5
#define DE_CONTROL_COMMAND_SHORT_STROKE                 6
#define DE_CONTROL_COMMAND_LINE_DRAW                    7
#define DE_CONTROL_COMMAND_HOST_WRITE                   8
#define DE_CONTROL_COMMAND_HOST_READ                    9
#define DE_CONTROL_COMMAND_HOST_WRITE_BOTTOM_UP         10
#define DE_CONTROL_COMMAND_ROTATE                       11
#define DE_CONTROL_COMMAND_FONT                         12
#define DE_CONTROL_COMMAND_TEXTURE_LOAD                 15
#define DE_CONTROL_ROP_SELECT                           15:15
#define DE_CONTROL_ROP_SELECT_ROP3                      0
#define DE_CONTROL_ROP_SELECT_ROP2                      1
#define DE_CONTROL_ROP2_SOURCE                          14:14
#define DE_CONTROL_ROP2_SOURCE_BITMAP                   0
#define DE_CONTROL_ROP2_SOURCE_PATTERN                  1
#define DE_CONTROL_MONO_DATA                            13:12
#define DE_CONTROL_MONO_DATA_NOT_PACKED                 0
#define DE_CONTROL_MONO_DATA_8_PACKED                   1
#define DE_CONTROL_MONO_DATA_16_PACKED                  2
#define DE_CONTROL_MONO_DATA_32_PACKED                  3
#define DE_CONTROL_REPEAT_ROTATE                        11:11
#define DE_CONTROL_REPEAT_ROTATE_DISABLE                0
#define DE_CONTROL_REPEAT_ROTATE_ENABLE                 1
#define DE_CONTROL_TRANSPARENCY_MATCH                   10:10
#define DE_CONTROL_TRANSPARENCY_MATCH_OPAQUE            0
#define DE_CONTROL_TRANSPARENCY_MATCH_TRANSPARENT       1
#define DE_CONTROL_TRANSPARENCY_SELECT                  9:9
#define DE_CONTROL_TRANSPARENCY_SELECT_SOURCE           0
#define DE_CONTROL_TRANSPARENCY_SELECT_DESTINATION      1
#define DE_CONTROL_TRANSPARENCY                         8:8
#define DE_CONTROL_TRANSPARENCY_DISABLE                 0
#define DE_CONTROL_TRANSPARENCY_ENABLE                  1
#define DE_CONTROL_ROP                                  7:0

// Pseudo fields.

#define DE_CONTROL_SHORT_STROKE_DIR                     27:24
#define DE_CONTROL_SHORT_STROKE_DIR_225                 0
#define DE_CONTROL_SHORT_STROKE_DIR_135                 1
#define DE_CONTROL_SHORT_STROKE_DIR_315                 2
#define DE_CONTROL_SHORT_STROKE_DIR_45                  3
#define DE_CONTROL_SHORT_STROKE_DIR_270                 4
#define DE_CONTROL_SHORT_STROKE_DIR_90                  5
#define DE_CONTROL_SHORT_STROKE_DIR_180                 8
#define DE_CONTROL_SHORT_STROKE_DIR_0                   10
#define DE_CONTROL_ROTATION                             25:24
#define DE_CONTROL_ROTATION_0                           0
#define DE_CONTROL_ROTATION_270                         1
#define DE_CONTROL_ROTATION_90                          2
#define DE_CONTROL_ROTATION_180                         3

#define DE_PITCH                                        0x000010
#define DE_PITCH_DESTINATION                            28:16
#define DE_PITCH_SOURCE                                 12:0

#define DE_FOREGROUND                                   0x000014
#define DE_FOREGROUND_COLOR                             31:0

#define DE_BACKGROUND                                   0x000018
#define DE_BACKGROUND_COLOR                             31:0

#define DE_STRETCH_FORMAT                               0x00001C
#define DE_STRETCH_FORMAT_PATTERN_XY                    30:30
#define DE_STRETCH_FORMAT_PATTERN_XY_NORMAL             0
#define DE_STRETCH_FORMAT_PATTERN_XY_OVERWRITE          1
#define DE_STRETCH_FORMAT_PATTERN_Y                     29:27
#define DE_STRETCH_FORMAT_PATTERN_X                     25:23
#define DE_STRETCH_FORMAT_PIXEL_FORMAT                  21:20
#define DE_STRETCH_FORMAT_PIXEL_FORMAT_8                0
#define DE_STRETCH_FORMAT_PIXEL_FORMAT_16               1
#define DE_STRETCH_FORMAT_PIXEL_FORMAT_32               2
#define DE_STRETCH_FORMAT_ADDRESSING                    19:16
#define DE_STRETCH_FORMAT_ADDRESSING_XY                 0
#define DE_STRETCH_FORMAT_ADDRESSING_LINEAR             15
#define DE_STRETCH_FORMAT_SOURCE_HEIGHT                 11:0

#define DE_COLOR_COMPARE                                0x000020
#define DE_COLOR_COMPARE_COLOR                          23:0

#define DE_COLOR_COMPARE_MASK                           0x000024
#define DE_COLOR_COMPARE_MASK_MASKS                     23:0

#define DE_MASKS                                        0x000028
#define DE_MASKS_BYTE_MASK                              31:16
#define DE_MASKS_BIT_MASK                               15:0

#define DE_CLIP_TL                                      0x00002C
#define DE_CLIP_TL_TOP                                  31:16
#define DE_CLIP_TL_STATUS                               13:13
#define DE_CLIP_TL_STATUS_DISABLE                       0
#define DE_CLIP_TL_STATUS_ENABLE                        1
#define DE_CLIP_TL_INHIBIT                              12:12
#define DE_CLIP_TL_INHIBIT_OUTSIDE                      0
#define DE_CLIP_TL_INHIBIT_INSIDE                       1
#define DE_CLIP_TL_LEFT                                 11:0

#define DE_CLIP_BR                                      0x000030
#define DE_CLIP_BR_BOTTOM                               31:16
#define DE_CLIP_BR_RIGHT                                12:0

#define DE_MONO_PATTERN_LOW                             0x000034
#define DE_MONO_PATTERN_LOW_PATTERN                     31:0

#define DE_MONO_PATTERN_HIGH                            0x000038
#define DE_MONO_PATTERN_HIGH_PATTERN                    31:0

#define DE_WINDOW_WIDTH                                 0x00003C
#define DE_WINDOW_WIDTH_DESTINATION                     28:16
#define DE_WINDOW_WIDTH_SOURCE                          12:0

#define DE_WINDOW_SOURCE_BASE                           0x000040
#define DE_WINDOW_SOURCE_BASE_EXT                       27:27
#define DE_WINDOW_SOURCE_BASE_EXT_LOCAL                 0
#define DE_WINDOW_SOURCE_BASE_EXT_EXTERNAL              1
#define DE_WINDOW_SOURCE_BASE_CS                        26:26
#define DE_WINDOW_SOURCE_BASE_CS_0                      0
#define DE_WINDOW_SOURCE_BASE_CS_1                      1
#define DE_WINDOW_SOURCE_BASE_ADDRESS                   25:0

#define DE_WINDOW_DESTINATION_BASE                      0x000044
#define DE_WINDOW_DESTINATION_BASE_EXT                  27:27
#define DE_WINDOW_DESTINATION_BASE_EXT_LOCAL            0
#define DE_WINDOW_DESTINATION_BASE_EXT_EXTERNAL         1
#define DE_WINDOW_DESTINATION_BASE_CS                   26:26
#define DE_WINDOW_DESTINATION_BASE_CS_0                 0
#define DE_WINDOW_DESTINATION_BASE_CS_1                 1
#define DE_WINDOW_DESTINATION_BASE_ADDRESS              25:0

#define DE_ALPHA                                        0x000048
#define DE_ALPHA_VALUE                                  7:0

#define DE_WRAP                                         0x00004C
#define DE_WRAP_X                                       31:16
#define DE_WRAP_Y                                       15:0

#define DE_STATUS                                       0x000050
#define DE_STATUS_CSC                                   1:1
#define DE_STATUS_CSC_CLEAR                             0
#define DE_STATUS_CSC_NOT_ACTIVE                        0
#define DE_STATUS_CSC_ACTIVE                            1
#define DE_STATUS_2D                                    0:0
#define DE_STATUS_2D_CLEAR                              0
#define DE_STATUS_2D_NOT_ACTIVE                         0
#define DE_STATUS_2D_ACTIVE                             1

// Color Space Conversion registers.

#define CSC_Y_SOURCE_BASE                               0x0000C8
#define CSC_Y_SOURCE_BASE_EXT                           27:27
#define CSC_Y_SOURCE_BASE_EXT_LOCAL                     0
#define CSC_Y_SOURCE_BASE_EXT_EXTERNAL                  1
#define CSC_Y_SOURCE_BASE_CS                            26:26
#define CSC_Y_SOURCE_BASE_CS_0                          0
#define CSC_Y_SOURCE_BASE_CS_1                          1
#define CSC_Y_SOURCE_BASE_ADDRESS                       25:0

#define CSC_CONSTANTS                                   0x0000CC
#define CSC_CONSTANTS_Y                                 31:24
#define CSC_CONSTANTS_R                                 23:16
#define CSC_CONSTANTS_G                                 15:8
#define CSC_CONSTANTS_B                                 7:0

#define CSC_Y_SOURCE_X                                  0x0000D0
#define CSC_Y_SOURCE_X_INTEGER                          26:16
#define CSC_Y_SOURCE_X_FRACTION                         15:3

#define CSC_Y_SOURCE_Y                                  0x0000D4
#define CSC_Y_SOURCE_Y_INTEGER                          27:16
#define CSC_Y_SOURCE_Y_FRACTION                         15:3

#define CSC_U_SOURCE_BASE                               0x0000D8
#define CSC_U_SOURCE_BASE_EXT                           27:27
#define CSC_U_SOURCE_BASE_EXT_LOCAL                     0
#define CSC_U_SOURCE_BASE_EXT_EXTERNAL                  1
#define CSC_U_SOURCE_BASE_CS                            26:26
#define CSC_U_SOURCE_BASE_CS_0                          0
#define CSC_U_SOURCE_BASE_CS_1                          1
#define CSC_U_SOURCE_BASE_ADDRESS                       25:0

#define CSC_V_SOURCE_BASE                               0x0000DC
#define CSC_V_SOURCE_BASE_EXT                           27:27
#define CSC_V_SOURCE_BASE_EXT_LOCAL                     0
#define CSC_V_SOURCE_BASE_EXT_EXTERNAL                  1
#define CSC_V_SOURCE_BASE_CS                            26:26
#define CSC_V_SOURCE_BASE_CS_0                          0
#define CSC_V_SOURCE_BASE_CS_1                          1
#define CSC_V_SOURCE_BASE_ADDRESS                       25:0

#define CSC_SOURCE_DIMENSION                            0x0000E0
#define CSC_SOURCE_DIMENSION_X                          31:16
#define CSC_SOURCE_DIMENSION_Y                          15:0

#define CSC_SOURCE_PITCH                                0x0000E4
#define CSC_SOURCE_PITCH_Y                              31:16
#define CSC_SOURCE_PITCH_UV                             15:0

#define CSC_DESTINATION                                 0x0000E8
#define CSC_DESTINATION_WRAP                            31:31
#define CSC_DESTINATION_WRAP_DISABLE                    0
#define CSC_DESTINATION_WRAP_ENABLE                     1
#define CSC_DESTINATION_X                               27:16
#define CSC_DESTINATION_Y                               11:0

#define CSC_DESTINATION_DIMENSION                       0x0000EC
#define CSC_DESTINATION_DIMENSION_X                     31:16
#define CSC_DESTINATION_DIMENSION_Y                     15:0

#define CSC_DESTINATION_PITCH                           0x0000F0
#define CSC_DESTINATION_PITCH_X                         31:16
#define CSC_DESTINATION_PITCH_Y                         15:0

#define CSC_SCALE_FACTOR                                0x0000F4
#define CSC_SCALE_FACTOR_HORIZONTAL                     31:16
#define CSC_SCALE_FACTOR_VERTICAL                       15:0

#define CSC_DESTINATION_BASE                            0x0000F8
#define CSC_DESTINATION_BASE_EXT                        27:27
#define CSC_DESTINATION_BASE_EXT_LOCAL                  0
#define CSC_DESTINATION_BASE_EXT_EXTERNAL               1
#define CSC_DESTINATION_BASE_CS                         26:26
#define CSC_DESTINATION_BASE_CS_0                       0
#define CSC_DESTINATION_BASE_CS_1                       1
#define CSC_DESTINATION_BASE_ADDRESS                    25:0

#define CSC_CONTROL                                     0x0000FC
#define CSC_CONTROL_STATUS                              31:31
#define CSC_CONTROL_STATUS_STOP                         0
#define CSC_CONTROL_STATUS_START                        1
#define CSC_CONTROL_SOURCE_FORMAT                       30:28
#define CSC_CONTROL_SOURCE_FORMAT_YUV422                0
#define CSC_CONTROL_SOURCE_FORMAT_YUV420I               1
#define CSC_CONTROL_SOURCE_FORMAT_YUV420                2
#define CSC_CONTROL_SOURCE_FORMAT_YVU9                  3
#define CSC_CONTROL_SOURCE_FORMAT_IYU1                  4
#define CSC_CONTROL_SOURCE_FORMAT_IYU2                  5
#define CSC_CONTROL_SOURCE_FORMAT_RGB565                6
#define CSC_CONTROL_SOURCE_FORMAT_RGB8888               7
#define CSC_CONTROL_DESTINATION_FORMAT                  27:26
#define CSC_CONTROL_DESTINATION_FORMAT_RGB565           0
#define CSC_CONTROL_DESTINATION_FORMAT_RGB8888          1
#define CSC_CONTROL_HORIZONTAL_FILTER                   25:25
#define CSC_CONTROL_HORIZONTAL_FILTER_DISABLE           0
#define CSC_CONTROL_HORIZONTAL_FILTER_ENABLE            1
#define CSC_CONTROL_VERTICAL_FILTER                     24:24
#define CSC_CONTROL_VERTICAL_FILTER_DISABLE             0
#define CSC_CONTROL_VERTICAL_FILTER_ENABLE              1
#define CSC_CONTROL_BYTE_ORDER                          23:23
#define CSC_CONTROL_BYTE_ORDER_YUYV                     0
#define CSC_CONTROL_BYTE_ORDER_UYVY                     1

#define DE_DATA_PORT_501                                0x110000
#define DE_DATA_PORT_712                                0x400000
#define DE_DATA_PORT_722                                0x6000

#define DDK_OK 						0x1
#if 0
extern char *smtc_RegBaseAddress;	// point to virtual Memory Map IO starting address
extern char *smtc_VRAMBaseAddress;		// point to virtual video memory starting address
extern unsigned char smtc_de_busy;

extern unsigned char regRead8(unsigned long nOffset);
extern unsigned short regRead16(unsigned long nOffset);
extern unsigned long regRead32(unsigned long nOffset);
extern void regWrite8(unsigned long nOffset, unsigned char nData);
extern void regWrite16(unsigned long nOffset, unsigned short nData);
extern void regWrite32(unsigned long nOffset, unsigned long nData);
extern unsigned char memRead8(unsigned long nOffset);
extern unsigned short memRead16(unsigned long nOffset);
extern unsigned long memRead32(unsigned long nOffset);
extern void memWrite8(unsigned long nOffset, unsigned char nData);
extern void memWrite16(unsigned long nOffset, unsigned short nData);
extern void memWrite32(unsigned long nOffset, unsigned long nData);

extern void setPower(unsigned long nGates, unsigned long Clock);

/* 2D functions */
extern void deInit(unsigned int nModeWidth, unsigned int nModeHeight, unsigned int bpp);

extern void deWaitForNotBusy(void);

extern void deSetClipRectangle(int left, int top, int right, int bottom);

extern void deVerticalLine(unsigned long dst_base,
                    unsigned long dst_pitch, 
                    unsigned long nX, 
                    unsigned long nY, 
                    unsigned long dst_height, 
                    unsigned long nColor);

extern void deHorizontalLine(unsigned long dst_base,
                      unsigned long dst_pitch, 
                      unsigned long nX, 
                      unsigned long nY, 
                      unsigned long dst_width, 
                      unsigned long nColor);

extern void deLine(unsigned long dst_base,
            unsigned long dst_pitch,  
            unsigned long nX1, 
            unsigned long nY1, 
            unsigned long nX2, 
            unsigned long nY2, 
            unsigned long nColor);

extern void deFillRect(unsigned long dst_base,
                unsigned long dst_pitch,  
                unsigned long dst_X, 
                unsigned long dst_Y, 
                unsigned long dst_width, 
                unsigned long dst_height, 
                unsigned long nColor);

extern void deRotatePattern(unsigned char* pattern_dstaddr,
                     unsigned long pattern_src_addr,
                     unsigned long pattern_BPP,
                     unsigned long pattern_stride,
                     int patternX,
                     int patternY);

extern void deMonoPatternFill(unsigned long dst_base,
                       unsigned long dst_pitch,  
                       unsigned long dst_BPP,
                       unsigned long dstX, 
                       unsigned long dstY,
                       unsigned long dst_width,
                       unsigned long dst_height,
                       unsigned long pattern_FGcolor,
                       unsigned long pattern_BGcolor,
                       unsigned long pattern_low, 
                       unsigned long pattern_high);

extern void deColorPatternFill(unsigned long dst_base,
                        unsigned long dst_pitch,  
                        unsigned long dst_BPP,  
                        unsigned long dst_X, 
                        unsigned long dst_Y, 
                        unsigned long dst_width,
                        unsigned long dst_height,
                        unsigned long pattern_src_addr,
                        unsigned long pattern_stride,
                        int PatternOriginX,
                        int PatternOriginY);

extern void deCopy(unsigned long dst_base,
            unsigned long dst_pitch,  
            unsigned long dst_BPP,  
            unsigned long dst_X, 
            unsigned long dst_Y, 
            unsigned long dst_width,
            unsigned long dst_height,
            unsigned long src_base, 
            unsigned long src_pitch,  
            unsigned long src_X, 
            unsigned long src_Y, 
            pTransparent pTransp,
            unsigned char nROP2);

extern void deSrcCopyHost(unsigned long dst_base, 
                   unsigned long dst_pitch,  
                   unsigned long dst_BPP,  
                   unsigned long dst_X, 
                   unsigned long dst_Y,
                   unsigned long dst_width, 
                   unsigned long dst_height, 
                   unsigned long src_base, 
                   unsigned long src_stride,  
                   unsigned long src_X, 
                   unsigned long src_Y,
                   pTransparent pTransp,
                   unsigned char nROP2);

extern void deMonoSrcCopyHost(unsigned long dst_base, 
                      unsigned long dst_pitch,  
                      unsigned long dst_BPP,  
                      unsigned long dst_X, 
                      unsigned long dst_Y,
                      unsigned long dst_width, 
                      unsigned long dst_height, 
                      unsigned long src_base, 
                      unsigned long src_stride,  
                      unsigned long src_X, 
                      unsigned long src_Y,
                      unsigned long nFgColor, 
                      unsigned long nBgColor,
                      pTransparent pTransp);

extern void deLoadPattern(unsigned char* pattern, unsigned long write_addr);
#endif
